diff --git a/go.mod b/go.mod
index 11261ca..0eb92aa 100644
--- a/go.mod
+++ b/go.mod
@@ -10,7 +10,7 @@ require (
 	github.com/klauspost/compress v1.17.9 // indirect
 	github.com/mattn/go-colorable v0.1.13 // indirect
 	github.com/mattn/go-isatty v0.0.20 // indirect
-	github.com/mattn/go-runewidth v0.0.15 // indirect
+	github.com/mattn/go-runewidth v0.0.16 // indirect
 	github.com/rivo/uniseg v0.4.7 // indirect
 	github.com/valyala/bytebufferpool v1.0.0 // indirect
 	github.com/valyala/fasthttp v1.55.0 // indirect
diff --git a/go.sum b/go.sum
index 09f1559..e1e193c 100644
--- a/go.sum
+++ b/go.sum
@@ -11,8 +11,8 @@ github.com/mattn/go-colorable v0.1.13/go.mod h1:7S9/ev0klgBDR4GtXTXX8a3vIGJpMovk
 github.com/mattn/go-isatty v0.0.16/go.mod h1:kYGgaQfpe5nmfYZH+SKPsOc2e4SrIfOl2e/yFXSvRLM=
 github.com/mattn/go-isatty v0.0.20 h1:xfD0iDuEKnDkl03q4limB+vH+GxLEtL/jb4xVJSWWEY=
 github.com/mattn/go-isatty v0.0.20/go.mod h1:W+V8PltTTMOvKvAeJH7IuucS94S2C6jfK/D7dTCTo3Y=
-github.com/mattn/go-runewidth v0.0.15 h1:UNAjwbU9l54TA3KzvqLGxwWjHmMgBUVhBiTjelZgg3U=
-github.com/mattn/go-runewidth v0.0.15/go.mod h1:Jdepj2loyihRzMpdS35Xk/zdY8IAYHsh153qUoGf23w=
+github.com/mattn/go-runewidth v0.0.16 h1:E5ScNMtiwvlvB5paMFdw9p4kSQzbXFikJ5SQO6TULQc=
+github.com/mattn/go-runewidth v0.0.16/go.mod h1:Jdepj2loyihRzMpdS35Xk/zdY8IAYHsh153qUoGf23w=
 github.com/rivo/uniseg v0.2.0/go.mod h1:J6wj4VEh+S6ZtnVlnTBMWIodfgj8LQOQFoIToxlJtxc=
 github.com/rivo/uniseg v0.4.7 h1:WUdvkW8uEhrYfLC4ZzdpI2ztxP1I582+49Oc5Mq64VQ=
 github.com/rivo/uniseg v0.4.7/go.mod h1:FN3SvrM+Zdj16jyLfmOkMNblXMcoc8DfTHruCPUcx88=
diff --git a/main.go b/main.go
index 7a7a57e..2e19ba3 100644
--- a/main.go
+++ b/main.go
@@ -8,12 +8,12 @@ import (
 
 const (
 	appName     = "rngpotd"
-	appVersion  = "0.0.1"
+	appVersion  = "0.0.2"
 	userAgent   = appName + "/" + appVersion
-	serverAgent = "nginx/1.27.0"
+	serverAgent = "nginx/1.27.1"
 
-	minimumGoMaxProcs = 2
-	maximumGoMaxProcs = 4
+	minimumGoMaxProcs = 4
+	maximumGoMaxProcs = 8
 )
 
 var (
@@ -28,19 +28,19 @@ func main() {
 	gmp := runtime.GOMAXPROCS(0)
 	if gmp < minimumGoMaxProcs {
 		runtime.GOMAXPROCS(minimumGoMaxProcs)
-	}
-	if gmp > maximumGoMaxProcs {
+	} else if gmp > maximumGoMaxProcs {
 		runtime.GOMAXPROCS(maximumGoMaxProcs)
 	}
 
-	n_rngRetCodes = len(rngRetCodes)
-
 	log.SetFlags(log.Flags() | log.Lmicroseconds)
 	flag.Parse()
 
 	log.Printf("%s: starting\n", userAgent)
 
 	app := initFiberApp()
+	if app == nil {
+		log.Fatal("failed to initialize rngpotd")
+	}
 
 	log.Printf("%s: ready\n", userAgent)
 	log.Printf("%s: going to listen %q\n", userAgent, listenEndpoint)
diff --git a/return-code.go b/return-code.go
index 8182d07..8f88510 100644
--- a/return-code.go
+++ b/return-code.go
@@ -4,6 +4,10 @@ import (
 	"github.com/gofiber/fiber/v2"
 )
 
+const (
+	n_rngRetCodes = len(rngRetCodes)
+)
+
 var (
 	rngRetCodes = [...]int{
 		fiber.StatusTeapot,
@@ -42,5 +46,4 @@ var (
 		fiber.StatusUnavailableForLegalReasons,
 		499, // try harder comrade!
 	}
-	n_rngRetCodes = 1
 )